{% extends "base.html" %}
{% load static %}
{% load deadliny %}

{% block content %}

{# FIXME: Necopypastovat! Tohle je zkopírované ze static/seminar/dynamic_formsets.js #}
<script type='text/javascript'>
// Credit https://medium.com/all-about-django/adding-forms-dynamically-to-a-django-formset-375f1090c2b0
function updateElementIndex(el, prefix, ndx) {
	var id_regex = new RegExp('(' + prefix + '-\\d+)');
	var replacement = prefix + '-' + ndx;
	if ($(el).attr("for")) {
		$(el).attr("for", $(el).attr("for").replace(id_regex, replacement));
	}
	if (el.id) {
		el.id = el.id.replace(id_regex, replacement);
	}
	if (el.name) {
		el.name = el.name.replace(id_regex, replacement);
	}
}

// Credit https://medium.com/all-about-django/adding-forms-dynamically-to-a-django-formset-375f1090c2b0
function deleteForm(prefix, btn) {
    var total = parseInt($('#id_' + prefix + '-TOTAL_FORMS').val());
    if (total >= 1){
        btn.closest('tr').remove();
        var forms = $('.hodnoceni');
        var formCount = forms.length - 1; // There is one extra such form hidden as template!
        $('#id_' + prefix + '-TOTAL_FORMS').val(formCount);
        for (var i=0; i<formCount; i++) {
            $(forms.get(i)).find(':input').each(function() {
                updateElementIndex(this, prefix, i);
            });
        }
    }
    return false;
}

// Credit: https://simpleit.rocks/python/django/dynamic-add-form-with-add-button-in-django-modelformset-template/
$(document).ready(function(){
	$('#pridat_hodnoceni').click(function() {
		var form_idx = $('#id_form-TOTAL_FORMS').val();
		var new_form = $('#empty_form').html().replace(/__prefix__/g, form_idx);
		$('#form_set').append(new_form);
		// Newly created form has not the binding between remove button and remove function
		// We need to add it manually
		$('.smazat_hodnoceni').click(function(){
			deleteForm("form",this);
		});
		$('#id_form-TOTAL_FORMS').val(parseInt(form_idx) + 1);
	});
	$('.smazat_hodnoceni').click(function(){
		deleteForm("form",this);
	});
});
</script>


<p>Řešené problémy: {{ object.problem.all | join:", " }}</p>

<p>Řešitelé: {% for r in object.resitele.all %} {{ r }} (<a href="mailto:{{ r.osoba.email }}?subject={{ "Oprava řešení M&M " | urlencode }}{{ object.problem.all.0.hlavni_problem | urlencode }}">{{ r.osoba.email }}</a>)
{% if forloop.revcounter0 != 0 %}, {% endif %} {% endfor %}</p>

{# https://docs.djangoproject.com/en/3.1/ref/models/instances/#django.db.models.Model.get_FOO_display #}
<p>Forma: {{ object.get_forma_display }}</p>

<p>Doručeno {{ object.cas_doruceni }}, deadline: {{object.cas_doruceni | deadline_html }}</p>

{# Soubory: #}
<h3>Přílohy:</h3>
{% if object.prilohy.all %}
<table class="dosla_reseni">
<tr><th>Soubor</th><th>Řešitelova poznámka</th><th>Datum</th></tr>
{% for priloha in object.prilohy.all %}
<tr>
	<td><a href="{{ priloha.soubor.url }}" download>{{ priloha.split | last }}</a></td>
	<td>{{ priloha.res_poznamka }}</td>
	<td>{{ priloha.vytvoreno }}</td></tr>
	{# TODO: Orgo-poznámka, ideálně jako formulář #}
{% endfor %}
</table>
{% else %}
<p>Žádné přílohy</p>
{% endif %}

{# Poznámka #}
{% if object.poznamka %}
<h3>Poznámka:</h3>
{{ object.poznamka }}
{% endif %}

{# Hodnocení: #}
<h3>Hodnocení:</h3>
<form method=post><table>
{% csrf_token %}
{{ form.management_form }}
</table>
<table id="form_set">
<tr><th>Problém</th><th>Body</th><th>Číslo pro body</th></tr>
{% for subform in form %}
	<tr class="hodnoceni">
		<td>{{ subform.problem }}</td>
		<td>{{ subform.body }}</td>
		<td>{{ subform.cislo_body }}</td>
		<td><a href="#" class="smazat_hodnoceni" id="id_{{subform.prefix}}-jsremove"><img src="{% static "seminar/cross.png" %}" alt="Smazat"></a></td>
	</tr>
{% endfor %}
</table>


<a href="#"> <img src="{% static "seminar/plus.png" %}" id="pridat_hodnoceni" alt="Přidat hodnocení"></a> </br>
<input type=submit value="Uložit"></form>

<table id="empty_form" style="display: none;">
	<tr class="hodnoceni">
		<td>{{ form.empty_form.problem }}</td>
		<td>{{ form.empty_form.body }}</td>
		<td>{{ form.empty_form.cislo_body }}</td>
		<td><a href="#" class="smazat_hodnoceni" id="id_{{subform.prefix}}-jsremove"><img src="{% static "seminar/cross.png" %}" alt="Smazat"></a></td>
	</tr>
</table>

{% endblock %}